820306465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{2473}}^1$

素因数の和:2689

約数の個数: 32

約数和(自身を含む): 1110093696

約数和(自身を除く): 289787231

約数列:

[1, 5, 11, 37, 55, 163, 185, 407, 815, 1793, 2035, 2473, 6031, 8965, 12365, 27203, 30155, 66341, 91501, 136015, 331705, 403099, 457505, 1006511, 2015495, 4434089, 5032555, 14914663, 22170445, 74573315, 164061293, 820306465]

約数ペア:

[(1, 820306465), (5, 164061293), (11, 74573315), (37, 22170445), (55, 14914663), (163, 5032555), (185, 4434089), (407, 2015495), (815, 1006511), (1793, 457505), (2035, 403099), (2473, 331705), (6031, 136015), (8965, 91501), (12365, 66341), (27203, 30155)]